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NICHOLAS ANTHONY MUSACCHIO
NPI 1003494121
Internal Medicine - Endocrinology, Diabetes & Metabolism in New York, NY

Active since March 30, 2021PECOS Enrolled
262 W 53RD ST FL 1, NEW YORK, NY 10019(212) 641-4500 Get Directions Write a Review

NPPES record last updated: August 24, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 24, 2026, Mar 30, 2021 (2 updates tracked since 2021).

About Nicholas Anthony Musacchio NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NICHOLAS ANTHONY MUSACCHIO (NPI 1003494121) is an individual endocrinology, diabetes & metabolism provider in New York, New York, licensed in New York (341542) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003494121
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameNICHOLAS ANTHONY MUSACCHIO
Location Address262 W 53RD ST FL 1New York, NY 10019-5807
Mailing Address262 W 53rd St Fl 1New York, NY 10019-5807 · (212) 641-4500
Phone(212) 641-4500
Sole ProprietorNo
Enumeration DateMarch 30, 2021
Last NPPES UpdateAugust 24, 20262 updates tracked since enumeration
NPPES CertifiedAugust 24, 2026
✔ NPI 1003494121 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in NY · 341542
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
262 W 53RD ST FL 1, New York, NY 10019
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nicholas Anthony Musacchio is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Nicholas Musacchio reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Icahn School Of Medicine At Mount Sinai
2.0 mi
Internal Medicine
222 WEST 14TH STREET
New York, NY 10011
  • Reassigned Medicare billing, New York enrollment
  • 309 clinicians in this Medicare group
NPI 1568841930 (212) 604-1800

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10019 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$150.24 typical visit price
range $65.69 – $198.19
Typical copayment $37.56 (range $16.42 – $49.54)
Most-billed visit code 99204
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. NATNAELLE ERMYAS ADMASSU MD, MS
Dermatology
262 W 53RD ST FL 1
NEW YORK, NY 10019
New York County (212) 641-4500
EILEEN MAYRO MD
Ophthalmology
262 W 53RD ST FL 1
NEW YORK, NY 10019
New York County (212) 641-4500
DR. SEJAL KHAN D.O.
Physical Medicine & Rehabilitation (Sports Medicine)
262 W 53RD ST FL 1
NEW YORK, NY 10019
New York County (212) 641-4500

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nicholas Musacchio's NPI number?

The NPI number for Nicholas Musacchio is 1003494121. It was assigned to this individual provider in the NPPES registry on March 30, 2021.

Where is Nicholas Musacchio located?

Nicholas Musacchio practices at 262 W 53rd St Fl 1, New York, NY 10019. The listed phone number is (212) 641-4500.

What is Nicholas Musacchio's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Nicholas Musacchio enrolled in Medicare?

Yes. Nicholas Musacchio is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nicholas Musacchio's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Musacchio reassigns Medicare benefits to Icahn School Of Medicine At Mount Sinai (New York, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nicholas Musacchio's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Nicholas Musacchio was last updated on August 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.